What The Intec Group makes

The Intec Group is a precision insert molding and injection molding manufacturer that builds plastic components and assemblies for the automotive industry from Palatine, Illinois. Its work centers on parts where molded plastic carries or houses electrical and mechanical hardware: door systems (latch, regulator, and module assemblies), fuel systems (pump modules, valves and regulators, and fuel injection components), engine electronics (ignition and air-management components), motor components (rotors, stators, housings, and covers), and microelectronic packaging. On door systems the company describes itself as the largest North American supplier by application knowledge, spanning switch assembly, potting and soldering, leak prevention, and electrical and performance testing.

Insert molding is the core discipline: molding plastic directly around metal inserts, leadframes, or electronic subassemblies so a single part arrives ready to assemble. The company pairs that with straight injection molding, ultrasonic wire bonding, in-line miniature insert molding, and a full assembly toolkit, sonic and spin welding, staking, component welding and soldering, potting, wire termination, connector assembly, and end-of-line electrical and leak testing. For automotive OEMs and their tier suppliers, that combination turns a molded housing into a tested electromechanical module rather than a bare plastic shell.

Ownership and history

The company traces to Permonite Manufacturing Company, founded in Morocco, Indiana in 1953 to make stamped metal and plastic components for consumer electronics. It developed insert molding in 1960 with insert-molded CRT sockets, entered automotive as a Ford supplier in 1968, and was named a General Motors preferred supplier in 1980. In 1983 it took the name The Intec Group, Inc. and acquired Cardinal Tool and Manufacturing to add integrated metal stamping. In 1985 it launched as GM's sole-source supplier of the leadframe interconnect module for GM's first distributor-less ignition systems, and in 1986 it adopted a Total Quality Management program with the American Supplier Institute and Dr. Genichi Taguchi.

Intec is a privately held US company, run independently from Palatine, Illinois, where Steven Perlman is CEO, Alonso Ramos is Chief Financial Officer, and Peter Renaud is Vice President of Business Development. One point of frequent confusion is worth clearing up: the "Sanwa Plastics acquires 100 percent" milestone in 2022 refers to Sanwa-Intec (Asia) Pte. Ltd., the Singapore joint venture Intec formed with Sanwa in 1995, not to The Intec Group, Inc. itself. Sanwa's group in Singapore was later folded into Sunningdale Tech. The US parent's ownership is separate from those Asian entities.

Manufacturing footprint

Intec runs two primary manufacturing bases. The Palatine, Illinois plant is the US operation and headquarters, running injection presses on the molding floor with robotic automation cells for insert loading and part handling. The company's Guaymas, Sonora plant in Mexico opened in 2002 on the Roca Fuerte industrial campus with twenty workers and nine presses, and has grown to roughly 75,000 square feet, 61 Nissei injection presses from 30 to 450 tons of clamping force, and more than 175 people, led by Vice President and General Manager Marco Lopez. The Guaymas team designs and builds its own molds and assembly equipment in an on-site tool room, which the company says lets it repair or fabricate tooling in hours rather than shipping work out.

The company's Asia lineage runs through Singapore (production from 1995), Tianjin, China (2001), Shanghai (2004), and Changzhou (2008), operations tied to the Sanwa-Intec (Asia) joint venture. For buyers weighing nearshoring and cross-border tariff exposure, the Guaymas plant is the relevant node: a self-sufficient Mexican molding operation feeding North American automotive programs from close to the US border and a deepwater port.

Certifications and quality

Intec's quality-system history is documented on its own timeline rather than as a single current certificate. It received QS9000 registration at Palatine, Morocco, and Singapore in 1996; QS9000 and ISO registrations at its Tianjin, China plant in 2002; and QS9000 registration at the Guaymas, Mexico plant in 2004. Its Total Quality Management program dates to 1986. The company runs concurrent engineering and advanced product design through cross-functional teams, and its assembly lines include end-of-line electrical, performance, and leak testing as standard quality control steps. Buyers should confirm the current certification status and scope for the specific plant and program, since the public site documents registrations historically rather than posting a dated certificate.

Known customers

Intec's current program customers are not individually disclosed, which is normal for a component molder, but its published history and awards document several marquee automotive relationships:

These are supplier awards and program milestones the company publishes about itself, not a claim about current production volumes.

Sourcing evidence

Intec's US import record is light, consistent with a molder that sources most material domestically and through its Mexican plant. The Intec Group entity in Palatine has 45 US ocean-freight shipments on record, with the most recent dated September 2021; a second linked entity carries 16 more, most recently January 2023. The named foreign suppliers, including Yantai Shougang Magnetic Materials and Stumpp und Schuele (a spring maker), point to magnetic materials and metal components flowing in for molded assemblies, the materials-in pattern of a manufacturer rather than a reseller of finished goods.

Coverage caveats apply. These are US ocean-freight bill-of-lading records only. Truck and rail movements, including most US-Mexico cross-border flows to and from the Guaymas plant, do not appear; some records name freight intermediaries rather than manufacturers; and product categories come from declared manifest codes, which are noisy. The modest, older US import record reflects Intec's mostly domestic and nearshore material flows more than a change in activity. Absence of a record is not evidence of absence.

Frequently asked questions

What does The Intec Group make?

The Intec Group makes precision insert-molded and injection-molded plastic components and assemblies for the automotive industry. Its focus areas are door systems (latch, regulator, module), fuel systems, engine electronics, motor components, and microelectronic packaging, with in-house assembly, welding, potting, and electrical and leak testing.

Who owns The Intec Group?

The Intec Group, Inc. is a privately held US company run independently from Palatine, Illinois, with Steven Perlman as CEO. The 2022 Sanwa acquisition often linked to the name applied to Sanwa-Intec (Asia), the Singapore joint venture Intec formed with Sanwa in 1995, not to the US parent company.

Where is The Intec Group located?

The Intec Group is headquartered at 666 South Vermont Street, Palatine, Illinois 60067. Its main manufacturing plants are in Palatine, Illinois and Guaymas, Sonora, Mexico, with historical operations in Singapore and China tied to its Sanwa-Intec (Asia) joint venture.

Who are The Intec Group's customers?

Intec's current program customers are not individually disclosed, but its published history documents work for General Motors (a preferred and sole-source supplier), Ford, Sensata (formerly Texas Instruments), and Delphi, including Supplier of the Year and Certificate of Excellence awards.

How large is The Intec Group?

The Intec Group falls in a 501 to 1,000 employee band across its operations. Its Guaymas, Mexico plant alone runs 61 injection presses from 30 to 450 tons across roughly 75,000 square feet with more than 175 people.

What certifications does The Intec Group hold?

Intec's history documents QS9000 registrations at its Palatine, Morocco, Singapore (1996), Tianjin (2002), and Guaymas (2004) plants, plus ISO registration in China, alongside a Total Quality Management program since 1986. Confirm current certification status and scope with the company for a specific plant and program.

Last verified September 28, 2026. Is this your company? Request a correction.